package com.asia.algorithmcode.dynamicProgram;

import java.util.HashMap;

/**
 * @DESCRIPTION:
 * @USER: wanfu
 * @DATE: 2025/3/11 星期二 18:38
 */
public class UniquePaths {

    public int uniquePaths(int m, int n) {
        int[][] arr = new int[m][n];

        // 初始case
        for (int i = 1; i < m; i++) {
            arr[i][0] = 1;
        }
        for (int i = 1; i < n; i++) {
            arr[0][i] = 1;
        }

        for (int i = 1; i < m; i++) {
            for (int j = 1; j < n; j++) {
                arr[i][j] = arr[i - 1][j] + arr[i][j - 1];
            }
        }

        return arr[m - 1][n - 1];
    }

    public static void main(String[] args) {
        UniquePaths uniquePaths = new UniquePaths();
        uniquePaths.uniquePaths(3, 7);
        HashMap<Object, Object> objectObjectHashMap = new HashMap<>();
    }
}
